There are 250 guppies in the tank. Guppies are 10 for $1.00. How many dollars worth of guppies are in the tank?

Jake bakes and sell apple pies. he sells each pie for $5.75 . the materials to make the pies cost $40. the boxes jake puts the pies in cost & 12.50 total. how many pies does jake need to sell to earn a profit of $50

Bob the builder is making 480kg of cement mix. this is made by cement, sand and gravel in the ratio 1: 3: 4

This graph shows which inequality? a ≤ –3 a > –3 a ≥ –3 a < –3